The ratio of the volume worn away from PDC cutters to frictional works consumed during cutting rock was used as the rock abrasiveness index.
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释义
根据有关磨损理论,提出以PDC切削刃在单位正压力下经过单位摩擦路程的体积磨损量作为岩石的研磨性系数,建立了根据研磨性系数预测PDC切削齿磨损寿命的理论模型。
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